The "All of Me" singer shared a video of his one-year-old daughter taking a few steps.
50 Cent also performed at the celebratory bash.
Joel Kim Booster will also stars in the Hulu series, and John Legend will appear as a celebrity guest.
The singer belted on the grand piano in the couple’s living room.
The Grammy-winning singer smiled alongside his sons, five-year-old Miles Theodore and one-month-old Wren Alexander.
Teigen proved that she did, indeed, give birth to her four-month-old daughter Esti Maxine.
The newborn's middle name also happens to be linked to the singer's family tree.
Four-year-old Miles was all the way at number 91 when Teigen began recording.
The cookbook author is hoping for an eventual HBO special of the invite-only performance.
Teigen shared the series of snaps to celebrate her husband's 44th birthday.